BNZ Materials Blazecrete 2800 Dense Castable

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BNZ Materials Blazecrete 2800 Dense Castable
Categories:	Ceramic; Oxide; Aluminum Oxide
Material Notes:	Blazecrete 2800 is an economical, high alumina refractory for service to 2800°F (1556°C). Suitable for door linings, curbs and covers, pre-cast shapes, grey iron ladles, aluminum reverberatory furnace upper side walls and roofs. Information provided by BNZ Materials Inc.
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Physical Properties	Metric	English	Comments

Density	2.05 g/cc	0.0741 lb/in³

Mechanical Properties	Metric	English	Comments
Modulus of Rupture	0.00620 GPa	0.899 ksi	At Use Limit; ASTM C268
	0.00100 GPa @Temperature 815 °C	0.145 ksi @Temperature 1500 °F	ASTM C268
	0.00140 GPa @Temperature 540 °C	0.203 ksi @Temperature 1000 °F	Fired; ASTM C268
	0.00140 GPa @Temperature 1095 °C	0.203 ksi @Temperature 2003 °F	ASTM C268
	0.00210 GPa @Temperature 1260 °C	0.305 ksi @Temperature 2300 °F	ASTM C268
	0.00340 GPa @Temperature 104 °C	0.493 ksi @Temperature 219 °F	Dried; ASTM C268
	0.00340 GPa @Temperature 1371 °C	0.493 ksi @Temperature 2500 °F	ASTM C268
Compressive Strength	9.00 MPa @Temperature 1095 °C	1310 psi @Temperature 2003 °F	Cold Crush Strength
	15.2 MPa @Temperature 1260 °C	2200 psi @Temperature 2300 °F	Cold Crush Strength
	17.2 MPa @Temperature 815 °C	2490 psi @Temperature 1500 °F	Cold Crush Strength
	35.1 MPa @Temperature 1371 °C	5090 psi @Temperature 2500 °F	Cold Crush Strength
	48.8 MPa @Temperature 1556 °C	7080 psi @Temperature 2833 °F	Cold Crush Strength; At Use Limit
	15.2 MPa @Treatment Temp. 540 °C	2200 psi @Treatment Temp. 1000 °F	Cold Crush Strength; Dried 104°C
	20.7 MPa @Treatment Temp. 104 °C	3000 psi @Treatment Temp. 219 °F	Cold Crush Strength; Dried 104°C

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	1537 °C	2799 °F
Shrinkage	0.00 % @Temperature 104 °C	0.00 % @Temperature 219 °F	Permanent Linear Change; ASTM C210
	0.00 % @Temperature 1260 °C	0.00 % @Temperature 2300 °F	Permanent Linear Change; ASTM C210
	0.10 % @Temperature 540 °C	0.10 % @Temperature 1000 °F	Permanent Linear Change; ASTM C210
	0.10 % @Temperature 815 °C	0.10 % @Temperature 1500 °F	Permanent Linear Change; ASTM C210
	0.20 % @Temperature 1095 °C	0.20 % @Temperature 2003 °F	Permanent Linear Change; ASTM C210
	1.0 % @Temperature 1556 °C	1.0 % @Temperature 2833 °F	Permanent Linear Change at Use Limit

Component Elements Properties	Metric	English	Comments
Al2O3	45.5 %	45.5 %
CaO	5.6 %	5.6 %
Fe2O3	3.4 %	3.4 %
MgO	0.10 %	0.10 %
Na2O	0.30 %	0.30 %	Includes K₂O
SiO2	43.1 %	43.1 %
TiO2	1.9 %	1.9 %

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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CBNZ952 / 149192

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